AI代码解释 classBankAccount(object):def__init__(self,initial_balance=0):self.balance=initial_balance defdeposit(self,amount):self.balance+=amount defwithdraw(self,amount):self.balance-=amount defoverdrawn(self):returnself.balance<0my_account=BankAccount(15)my_account.withdraw(50)print(my_account...
代码: class BankAccount(object): def __init__(self, initial_balance=0): self.balance = initial_balance def deposit(self, amount): self.balance += amount def withdraw(self, amount): self.balance -= amount def overdrawn(self): return self.balance < 0 my_account = BankAccount(15) my_a...
通过封装,可以确保数据的安全性,防止意外修改,同时简化外部对类内部结构的理解。比如,我们可以创建一个BankAccount类,其中封装了存款余额及其相关的存取款操作,外部只知道如何使用deposit()和withdraw()方法,而无需知道账户余额是如何存储和更新的。 class BankAccount: def __init__(self, initial_balance=0): self...
{account_number[4:6]}.{account_number[6:]}" @dataclass class BankAccount: account_number: str balance: float @classmethod def from_balance(cls, balance: float) -> Self: return cls(generate_account_number(), balance) def deposit(self, amount: float) -> None: self.balance += amount ...
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1.为BankAccount建立一个类定义。它应该有一些属性,包括账户名(一个字符串)、账号(一个字符串或整数)和余额(一个浮点数),另外还要有一些方法显示余额、存钱和取钱。 2. 建立一个可以挣利息的类,名为 InterestAccount。这应当是 BankAccount 的一个子类(所以会继承 BankAccount 的属性和方法)。InterestAccount 还...
account summary :return: """ menu = u''' --- Oldboy Bank --- \033[32;1m1. 账户信息(功能已实现) 2. 还款(功能已实现) 3. 取款(功能已实现) 4. 转账(功能已实现) 5. 账单(功能已实现) 6. 退出(功能已实现) \033[0m''' menu_dic = { '1': account_info, '2': repay, '3':...
168 ''' 169 menu = u''' 170 --- hehe Bank --- 171 \033[32;1m 172 1. 账户信息(实现) 173 2. 还款(实现) 174 3. 取款(实现) 175 4. 转账 176 5. 账单 177 6. 商城(实现) 178 7. 退出(实现) 179 \033[0m''' 180 menu_dic = { 181 '1': account_info, 182 '2': repay...
BankAccount: def __init__(self, account_number initial_balance): self.account_number = account_number self.balance = initial_balance def deposit(self, amount): selfbalance += amount def withdraw(self, amount: if amount <= self.balance: self.balance -= amount else: raise ...
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